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Volvo Trucks introduced two gas-powered, heavy-duty trucks that offer fuel efficiency and performance on par with that of diesel-fueled trucks, and comply with Euro 6 emissions regulations.

Warren Buffett’s Berkshire Hathaway Inc. bought a stake in Pilot Travel Centers LLC, owner of the Pilot Flying J truck stop chain, and detailed plans to become the company’s biggest shareholder in six years.

The U.S. average retail price of diesel crept up 0.4 cent to $2.792 a gallon, and oil dropped closer to $50 a barrel.

Oil dropped as OPEC’s production increased last month, at a time when U.S. drillers are also ramping up.

ATLANTA — Truck-leasing provider Ryder System Inc. has signed an exclusive agreement with Aperia Technologies to implement automatic tire inflation as a standard specification across its heavy-duty rental fleet.

ATLANTA — New aerodynamic wheel covers for heavy duty trucks were unveiled by Minnesota-based Deflecktor at the North American Commercial Vehicle show.

ATLANTA — The commercial vehicle division of Goodyear Tire & Rubber Co. unveiled a new drive-axle tire for longhaul highway tractors.

The internal combustion engine’s days may be numbered in California, where officials are mulling whether a ban on sales of polluting autos is needed to achieve long-term targets for cleaner air.

ATLANTA — Daimler Trucks North America expanded the powertrain offerings of its medium-duty Fuso cabovers with the introduction of an electric-powered version of its Fuso Canter truck, and a gasoline option for its FE-Series model.